Fuel Supply, Air Induction, and Emissions Chapter #8
Engine Fuel Gasoline NG/Propane Diesel/Kerosene Storage Additive Cetane – Octane Pros/Cons
Fuel Tanks
Fuel lines and fittings
Fuel Filters
Fuel Pumps Mechanical vs. impulse
Pressurized Fuel System - Fuel tank located below the level of carb… Ex: Outboard engines
Vapor Return Fuel System To combat vapor lock… use a carb with vapor return line… Figure 8-15, page 161
Air Induction Systems Air Filter Housings and Filters
Air Cleaners an Air Filters Oil-wetted Air Cleaner Dry-Type Air Cleaner Dual Element Air Cleaners
Crankcase Breathers
Mufflers
Emissions
Emissions Control Regulations The Beginning CARB 1990 Phase 1 - 1995 Phase 2 - April 2000 Phase 3 – April 2007